INTANGINBLE ASSETS (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ (6,435)	$ 0
Accumulated Amortization	(214)	0
Indefinite-lived intangible assets, water rights	19,184	2,311
Produced Water Disposal Royalty Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	(2,700)	0
Accumulated Amortization	(90)	0
Surface Damage And Easement Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	(3,735)	0
Accumulated Amortization	$ (124)	$ 0